Recognized, traded, ordered. Six rolls insektenvertilgender tinsel were ready to deploy for pleasant short delivery time. The positioning was despite minor difficulties (I recommend strongly NOT with the adhesive surface to contact) happen in an instant. For strategic reasons, I chose the lamp next to the balcony door, which proved to be advantageous in view of the number of victims. A second roller away from the incident paths showed far less effect; the efficiency of the case may thus vary greatly.
For completeness, it should be mentioned that have besides flies also laid some food moths to rest. Whether intention or accident needs further research.
Far less efficiently shows the price. If we are honest: 1m-adhesive paper with rope bolt in cardboard cylinder; manufacturing cost estimates With the corresponding number: 0.5 cents. So be it, it works finally? not even close! Along with the unpleasant high shipping costs take a 1 point deduction.
Even a brief excursion into the mysterious world of general knowledge and we are supported by:
The short-term memory of a fly is approximately 4 seconds and then is completely reset. From the perspective of a maverick, the following picture is likely to arise:
"Oh yummy, because hangs a cow dung from the ceiling ... 1..2..3..4 ... oh man, how did I get here ... bzz Bzzz Bzzz ... outsch what's going on ... bzzzzz ... oh, a cow patty! Then I search the whole day ... ". Not a pleasant death, but can not be long in coming, and quickly forgotten.
Ergo: purchase.